How to solve the dynamic fault of Yutong bus door

(1) Confirm that the parking brake valve is in the locked position;

(2) Confirm that the gear change-over switch is in the neutral position "n", and the gear of the instrument cluster is displayed as neutral;

(3) Confirm that the rear hatch is closed, and the rear hatch opening alarm light on the instrument cluster is not lit;

(4) Restart the vehicle according to the standard operation steps;

(5) If it still cannot be solved, apply for repair as soon as possible.